/*
 * Tencent is pleased to support the open source community by making Polaris available.
 *
 * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
 *
 * Licensed under the BSD 3-Clause License (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://opensource.org/licenses/BSD-3-Clause
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */

package com.tencent.polaris.api.utils;

import java.util.Collection;
import java.util.Map;

public class CollectionUtils {

    public static boolean isEmpty(Collection<?> coll) {
        return coll == null || coll.isEmpty();
    }

    public static boolean isNotEmpty(Collection<?> coll) {
        return !isEmpty(coll);
    }

    public static boolean isEmpty(Map<?, ?> map) {
        return map == null || map.isEmpty();
    }

    public static boolean isNotEmpty(Map<?, ?> map) {
        return !isEmpty(map);
    }

    public static boolean isEmpty(Object[] arr) {
        return arr == null || arr.length == 0;
    }

    public static boolean isNotEmpty(Object[] arr) {
        return !isEmpty(arr);
    }
}
